CN101920100B

CN101920100B - Bicycle trainer

Info

Publication number: CN101920100B
Application number: CN 200910146688
Authority: CN
Inventors: 陈木村
Original assignee: Giant Manufacturing Co Ltd
Current assignee: Giant Manufacturing Co Ltd
Priority date: 2009-06-11
Filing date: 2009-06-11
Publication date: 2013-02-20
Anticipated expiration: 2029-06-11
Also published as: CN101920100A

Abstract

The invention discloses a bicycle trainer which comprises a bracket, a roller wheel, a rotating wheel and at least one fan blade, wherein the bracket is used for realizing the suspended positioning of at least one driving wheel of a bicycle, the roller wheel is connected with the bracket through a shaft part and abuts against the driving wheel of the bicycle, the rotating wheel is connected with the roller wheel through the shaft part, and the fan blade is pivoted on the edge of the rotating wheel.

Description

Bicycle exerciser

Technical field

The invention relates to a kind of sports equipment, and particularly relevant for a kind of bicycle exerciser.

Background technology

In the 21 century of live in this dog-eat-dog, seizing every minute and second, people often ignore healthy importance in order to work, let alone fixedly find time carry out outdoor exercises.Therefore, many people can put a bicycle exerciser at home, and original bicycle is installed on wherein, can simulate at home at any time and drive bicycle, and not need specially to arrive outdoor exercises.

The bicycle exerciser of existing use fan blade type resistance system, its flabellum all belongs to fixed form, only depends on to promote the resistance that rotary speed reaches with medium and promote, and the another kind of practice is to utilize the magnetic force that adds to change resistance curve, and right, the practice is still disliked complexity like this.

Summary of the invention

Therefore, a purpose of the present invention is to provide a kind of bicycle exerciser, and it can produce a parabola resistance, the sense of reality when driving bicycle to promote user's simulation.It is worth mentioning that flabellum of the present invention is the form of changeable angle.Heal when quick when bicycle exerciser rotates, the resistance that flabellum can provide increases, and adding can provide larger drag area after changing angle, and allows the user can cross the larger more real sensation that drives of resistance experience when high speed.

According to an embodiment of the present invention, a kind of bicycle exerciser is proposed, comprise a support, a roller, a runner and at least one flabellum.Support is in order to the unsettled location of at least one driving wheel with a bicycle.Roller sees through an axle spare and is connected with support, and props up the driving wheel of bicycle.Runner sees through axle spare and is connected with roller.Flabellum is articulated in the edge of runner.

When aforementioned flabellum quantity when being a plurality of, bicycle exerciser can also comprise an elastic parts, in order to the restoring force of flabellum one with respect to resistance to be provided.So, the strength of the tight bundle of elastic parts can allow each flabellum all can maintain equal height.

By the invention described above embodiment as can be known, use the present invention and have following advantages.

1. along with the user drives rear drive sprocket, and make roller interlock runner produce centrifugal force, allow flabellum stir and gradually increase the area that is subjected to resistance, make the change in resistance curve be sliding suitable parabola, not only promote the sense of reality of bicycle exerciser, also allow the user gradually increase the application of force, avoid applying excessive strength for the moment and resist the resistance of bicycle exerciser and cause athletic injury.

2. because the elastic bunch part makes stirring that each flabellum can be average and stable, when bicycle exerciser is driven, can increase its stability, avoid in the process of using, differ because each flabellum stirs amplitude, and cause the suffered resistance of each flabellum unequal, and then affect the stability of user to resistive drag force the time, can allow the average and stable application of force of user, also reduce the probability that flabellum, runner and roller damage.

Description of drawings

For above and other objects of the present invention, feature, advantage and embodiment can be become apparent, appended the description of the drawings is as follows:

Fig. 1 illustrates the front view according to the bicycle exerciser of an embodiment of the present invention;

Fig. 2 A illustrate according to the enclosure interior of hatching line 2A-2A not cuing open of start show plane;

Fig. 2 B illustrates according to cuing open after the enclosure interior start of Fig. 2 A and shows plane;

Fig. 3 illustrates the partial perspective view according to the bicycle exerciser of another embodiment of the present invention;

Fig. 4 illustrates the partial perspective view of the bicycle exerciser of an embodiment again according to the present invention;

Fig. 5 illustrates according to the partial cutaway of the bicycle exerciser of the another embodiment of the present invention and shows plane.

[primary clustering symbol description]

100: support 101: folder

102: Fast detachable unit 110: roller

111: axle spare 112: bracing frame

120: runner 130: flabellum

140: housing 150: rear drive sprocket

200: damping fluid 210: recess

300: elastic parts 301: connecting portion

401: connecting portion 500: protuberance

510: recess 520: flabellum

521: rotating shaft 530: restriction site

The specific embodiment

Please refer to Fig. 1, it illustrates the front view according to the bicycle exerciser of an embodiment of the present invention.The bicycle exerciser of present embodiment comprises a support 100, a roller 110, a runner 120, a plurality of flabellum 130 and a housing 140.

Support 100 comprises one group of folder 101, and rear drive sprocket 150 that can a clamping bicycle is with the rear drive sprocket 150 unsettled location with bicycle.Folder 101 also with a Fast detachable unit 102 interlocks, allow the user can utilize Fast detachable unit 102 easily the rear drive sprocket 150 of bicycle is installed or removal in support 100.

Roller 110 sees through an axle spare 111 and a bracing frame 112 links, and wherein bracing frame 112 links with support 100, and therefore, roller 110 sees through axle spare 111 and is installed on the support 100 with bracing frame 112.The rear drive sprocket 150 of roller 110 in order to prop up bicycle.When the user is installed in the rear drive sprocket 150 of bicycle on the support 100, the rear drive sprocket 150 of bicycle can prop up roller 110, and the user takes bicycle when driving this rear drive sprocket 150, and roller 110 can be driven by rear drive sprocket 150.

Runner 120 utilizes an axle spare 111 and 110 coaxial connections of roller.When roller 110 was driven by rear drive sprocket 150, runner 120 is while and roller 110 coaxial interlocks also.

A plurality of flabellums 130 are articulated in respectively the edge of runner 120, and when runner 120 was subjected to roller 110 coaxial interlock, flabellum 130 also rotated along with runner 120, and when rotating, and flabellum 130 can increase and stir outwardly along with rotating speed, increases its opening angle.And when flabellum 130 opening angles larger, more can be subject to the impact of surrounding medium and produce in contrast to the resistance of flabellum 130 rotation directions, the driving rear drive sprocket 150 that the user must more be exerted all one's strength just can make roller 110 interlock runners 120 rotate.

Housing 140, it holds runner 120 and those flabellums 130.When flabellum 130 was driven by runner 120, the medium in the housing 140 can produce a resistance in contrast to flabellum 130 rotation directions, and then made roller 110 need larger driving force, can interlock runner 120.

Please refer to Fig. 2 A, its illustrate according to housing 140 inside of hatching line 2A-2A not cuing open of start show plane.

By 2A figure as can be known, housing 140 holds runner 120 and those flabellums 130, and inside is full of damping fluid 200.Runner 120 is plate-like, and its edge also comprises a plurality of recesses 210, and those recesses 210 can be hubbed at wherein for flabellum 130, and when runner 120 was static, flabellum 130 was positioned at a normal at rest position.

Please refer to Fig. 2 B, it illustrates according to cuing open after the housing 140 inner starts of Fig. 2 A and shows plane.

By Fig. 1 and Fig. 2 B as can be known, when roller 110 is driven by the rear drive sprocket 150 of bicycle, can be via the runner 120 in the axle spare 111 interlock housings 140, and the flabellum 130 that is articulated in runner 120 edges is also along with this runner 120 rotates.Because the centrifugal force that produces when rotating, the flabellum 130 that originally is positioned at normal at rest position is stirred outwardly gradually, and flabellum 130 is subjected to runner 120 centrifugal force and when gradually outwards stirring, flabellum 130 is subject to damping fluid 200 generations also to be increased in contrast to the resistance that flabellum 130 stirs direction gradually, and it is driven that roller 110 more is difficult to.Therefore, the driving rear drive sprocket 150 that the user must exert all one's strength more overcomes cumulative resistance, simulates the sense of reality that drives bicycle and promoted.

Wherein, the vertical range at this housing 140 and these runner 120 edges can be greater than the length of flabellum 130, so be subjected to centrifugal force and stir when reaching amplitude peak when flabellum 130, flabellum 130 can not touch housing 140.In addition, flabellum 130 can be subjected to a recess 210 restrictions on the runner 120 and a default full swing amplitude is arranged, and can not continue to stir outwardly again.

Please refer to Fig. 3, it illustrates the partial perspective view according to the bicycle exerciser of another embodiment of the present invention.

The bicycle exerciser of present embodiment is compared with above-mentioned embodiment, also comprise an elastic parts 300, in order to the restoring force of flabellum 130 1 with respect to resistance to be provided, wherein, the elastic parts 300 of present embodiment is an elastic bunch part, it is around runner 120 and wale flabellum 130, and each flabellum 130 all comprises a junction 301, it is in order to locate elastic bunch part 300, and as shown in Figure 3, connecting portion 301 is grooves, and elastic bunch part 300 can be positioned in those grooves, and each flabellum 130 on average is fixed on identical normal at rest position, and be subjected to runner 120 to rotate the centrifugal force that is produced and when stirring, elastic bunch part 300 can limit average the stirring of each flabellum 130 energy when flabellum 130, and avoid that each flabellum 130 produces at the process unbalance stress that stirs that height differs stir situation, relatedly allow the user in the process of driving rolls 110, generation can't be stablized the situation of the application of force, and then user's both feet are damaged.

Because elastic bunch part 300 is when flabellum 130 stirs, the restoring force of direction is stirred in meeting generation one in contrast to flabellum 130, thereby increased user's required resistance that overcomes when driving rear drive sprocket 150, and elastic bunch part 300 has elastic limit, can limit the amplitude peak that flabellum 130 stirs.In addition, when the length of flabellum 130 less than between the edge of housing 140 and runner 120 apart from the time, also can utilize the recess 210 on the runner 120, the elastic limit of elastic bunch part 300, the amplitude limitation that flabellum 130 is stirred is in the tangential direction angle with runner 120 is 90 degree, avoid stirring angle greater than 90 degree when flabellum 130, the medium of housing 140 inside is reduced gradually to the resistance that flabellum 130 produces.

Please refer to Fig. 4, it illustrates the partial perspective view of the bicycle exerciser of an embodiment again according to the present invention.

The difference of the embodiment of Fig. 4 and the embodiment of Fig. 3 is, among Fig. 4, the connecting portion 401 that each flabellum 130 comprises is hole, not only is arranged in wherein for elastic bunch part 300, also makes elastic bunch part 300 can more stably wale flabellum 130 and be difficult for getting loose.

Please refer to Fig. 5, it illustrates according to the partial cutaway of the bicycle exerciser of the another embodiment of the present invention and shows plane.

The difference of the embodiment of Fig. 5 and Fig. 3 and Fig. 4 is, a plurality of recesses 510 that the edge of runner 120 comprises a plurality of protuberances 500 and forms, recess 510 can be installed on wherein for flabellum 520, and sees through rotating shaft 521 and be arranged in flabellum 520, and is pivoted and is connected in the recess 510.Therefore, flabellum 520 can rotate along with runner 120, and gradually is subjected to the impact of surrounding medium and stirs, and the amplitude stirred of flabellum 520 is subject to the restriction site 530 of flabellum 520 ends and runner 120 EDGE CONTACT.In addition, around elastic bunch part 300, make flabellum 520 in flabellum 520 edge ring when stirring, be subjected to the restriction of elastic bunch part 300, and promote the resistance that flabellum 520 opens, allow the user when using bicycle exerciser, the sensation of real simulation is more arranged.

1. along with the user drives rear drive sprocket 150, and make roller 110 interlock runners 120 produce centrifugal force, allow flabellum 130 stir and gradually increase the area that is subjected to resistance, make the change in resistance curve be sliding suitable parabola, not only promote the sense of reality of bicycle exerciser, also allow the user gradually increase the application of force, avoid applying excessive strength for the moment and resist the resistance of bicycle exerciser and cause athletic injury.

2. because elastic bunch part 300 makes stirring that each flabellum 130 can be average and stable, when bicycle exerciser is driven, can increase its stability, avoid in the process of using, differ because each flabellum 130 stirs amplitude, and cause the suffered resistance of each flabellum 130 unequal, and then affect the stability of user to resistive drag force the time, can allow the average and stable application of force of user, also reduce the probability that flabellum 130, runner 120 and roller 110 damage.

Although the present invention discloses as above with embodiment; so it is not to limit the present invention, any person skilled in the art, without departing from the spirit and scope of the present invention; when can being used for a variety of modifications and variations, so protection scope of the present invention is as the criterion when looking the scope that claims define.

Claims

1. a bicycle exerciser is characterized in that, comprises:

One support is in order to the unsettled location of at least one driving wheel with a bicycle;

One roller sees through an axle spare and is connected with this support, and props up this driving wheel of this bicycle;

One runner sees through this axle spare and is connected with this roller;

A plurality of flabellums articulate the edge of this runner;

One housing holds this runner and this flabellum;

One damping fluid is filled in this housing, and when this runner rotated, this flabellum is subject to the generation of this damping fluid also to be increased in contrast to the resistance that this flabellum stirs direction gradually; And

One elastic parts, in order to the restoring force of this flabellum one with respect to resistance to be provided, this elastic parts is an elastic bunch part, around this runner, and wales those flabellums.

2. bicycle exerciser according to claim 1 is characterized in that, those flabellums also comprise respectively:

A junction is in order to locate this elastic parts.

3. bicycle exerciser according to claim 2 is characterized in that, this connecting portion is groove or hole.

4. bicycle exerciser according to claim 1 is characterized in that, this runner includes a plurality of recesses, is positioned at the edge of this runner, is hubbed at wherein for those flabellums.

5. bicycle exerciser according to claim 4 is characterized in that, also comprises:

A plurality of rotating shafts, it is arranged in respectively respectively this flabellum, and is connected to respectively in this recess.